package com.su.gulimall.member.config;

import feign.RequestInterceptor;
import feign.RequestTemplate;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.http.HttpServletRequest;

@Configuration
public class FeignConfig {
    @Bean("requestInterceptor")
    public RequestInterceptor requestInterceptor(){
         return new RequestInterceptor() {
             @Override
             public void apply(RequestTemplate requestTemplate) {
                 //拿到调用方的请求数据
                 ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
                if(attributes!=null){
                    HttpServletRequest request = attributes.getRequest();
                    if(request!=null)
                    {
                        //拿到请求头数据,赋值给新的请求
                        String cookie = request.getHeader("Cookie");
                        requestTemplate.header("Cookie", cookie);
                    }
                }
             }
         };
     }
}
